A SERVICE OF

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1. LIST OF ALARMS
1.4 MCP Alarm
I - 25
Y90 SP. NON SIGNAL
Alarm No. Details Remedy
0001 – 0007
There is an error in the spindle encoder
signal.
The data transmission to the drive unit is
stopped when this error occurs.
• Check the spindle encoder’s feedback
cable and the encoder.
Alarm No.
Z open
phase
B open
phase
A open
phase
1
×
2
×
3
× ×
4
×
5
× ×
6
× ×
7
× × ×
0
0
(Alarm No.)
No.2 spindle
No.1 spindle